Oakley Heliostat OO9231 sunglasses blend a high-wrap, sport-inspired silhouette with a durable O Matter frame for everyday performance and urban style. Key attributes: Gray | Grigio opaco | O Matter | Durable frame | Long-wear comfort | Enhanced peripheral protection | High-wrap lens shape for extended coverage | Durable construction for dynamic conditions | Comfortable all-day wear | Fuel Cell–inspired lens shape | Sport-lifestyle high-wrap design | Elevated modern lines